CIK 0001849056 · Non-accelerated filer<br>Emerging growth company
Oklo Inc.
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- OKLO
- Exchange
- NYSE
- Industry
- Electric Services
- FY end
- Dec 31
- Incorporated
- DE
- Entity type
- operating
- Phone
- 650-550-0127
- Business address
- 3190 CORONADO DR., SANTA CLARA, CA, 95054
- Former names
- AltC Acquisition Corp.
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $25,002,141
- in 30 filings, $14.7M under 10b5-1 plans
Net −$25,002,141. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
- Cochran Caroline −$11.0M Co-Founder, COO sold 48% of stake
- DeWitte Jacob −$11.0M Co-Founder, CEO sold 50% of stake
- Bealmear Richard Craig −$1.7M Chief Financial Officer sold 10% of stake
- Goodwin William Carroll Murphy −$527K Chief Strategy Officer sold 22% of stake
- Narayanadas Vivek −$325K General Counsel & Secretary sold 47% of stake
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2025-09-30 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −21,792 | $115.21 | $2.5M | 9,509,188 |
| 2025-09-30 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −6,880 | $116.15 | $799K | 9,502,308 |
| 2025-09-30 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −200 | $116.82 | $23K | 9,502,108 |
| 2025-09-22 | Klein Michael Stuart Director | Sale | −40,000 | $133.40 | $5.3M | 160,000 |
| 2025-09-22 | Klein Michael Stuart Director | Sale | −10,000 | $135.20 | $1.4M | 150,000 |
| 2025-09-22 | Cochran Caroline Co-Founder, COO | Gift | −25,000 | $121.84 | $3.0M | 10,080,098 |
| 2025-09-22 | DeWitte Jacob Co-Founder, CEO | Gift | −25,000 | $121.84 | $3.0M | 10,080,098 |
| 2025-09-18 | Bealmear Richard Craig Chief Financial Officer | Sale | −7,622 | $101.44 | $773K | 121,913 |
| 2025-09-17 | Bealmear Richard Craig Chief Financial Officer | Option exercise | +100,000 | $3.18 | $318K | 121,913 |
| 2025-09-17 | Bealmear Richard Craig Chief Financial Officer | Sale | −46,175 | $94.45 | $4.4M | 75,738 |
| 2025-09-17 | Bealmear Richard Craig Chief Financial Officer | Option exercise | +100,000 | $3.18 | $318K | 175,738 |
| 2025-09-17 | Bealmear Richard Craig Chief Financial Officer | Sale | −46,203 | $93.00 | $4.3M | 129,535 |
| 2025-09-17 | Bealmear Richard Craig Chief Financial Officer | Option exercise · Stock Options | −100,000 | 1,225,759 | ||
| 2025-09-17 | Bealmear Richard Craig Chief Financial Officer | Option exercise · Stock Options | −100,000 | 1,125,759 | ||
| 2025-09-05 | Goodwin William Carroll Murphy Chief Legal & Strategy Officer | Sale | −41,387 | $70.09 | $2.9M | 0 |
| 2025-08-14 | Goodwin William Carroll Murphy Chief Legal & Strategy Officer | Option exercise | +82,743 | 82,743 | ||
| 2025-08-14 | Goodwin William Carroll Murphy Chief Legal & Strategy Officer | Shares withheld for taxes | −41,356 | $76.80 | $3.2M | 41,387 |
| 2025-08-14 | Goodwin William Carroll Murphy Chief Legal & Strategy Officer | Option exercise · Restricted Stock Units | −82,743 | 165,484 | ||
| 2025-06-30 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −110,463 | $54.55 | $6.0M | 10,294,635 |
| 2025-06-30 | DeWitte Jacob Co-Founder, CEO | Sale 10b5-1 | −129,429 | $55.32 | $7.2M | 10,165,206 |
Page 24 of 30 · 586 trades